Coffee machine



FIG. 1 is a top, front and right side perspective view of a coffee machine showing my new design;

FIG. 2 is a front elevation thereof;

FIG. 3 is a left side elevation thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a rear elevation thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top, front and right side perspective view of another embodiment of my new design for a coffee machine;

FIG. 8 is a front elevation of the embodiment shown in FIG. 7;

FIG. 9 is a top plan view of FIG. 7;

FIG. 10 is a left side elevation of FIG. 7; and

FIG. 11 is a right side elevation of FIG. 7.

The rear elevation of the embodiment of FIGS. 7-11 is the same as that shown in FIG. 5.

Portions of the coffee machine are shown broken away in FIGS. 4, 6, 9, 10, and 11 for convenience of illustration only.

The bottom of the coffee machine of FIGS. 1-6 and of the embodiment shown in FIGS. 7-11 is conventional. 

The ornamental design for a coffee machine, as shown and described. 